public class NavigationAux {

        public NavigationAux(ApexPages.StandardController controller) {

        }
    
        public Pagereference goToStep1(){
                Pagereference ref = Page.EmployeeStep1;
                return ref;
        }
        public PageReference goToStep2(){
                PageReference ref = Page.EmployeeStep2;
                return ref;
        }
        public PageReference goToStep3(){
                Pagereference ref = Page.EmployeeStep3;
                return ref;
        }

}